Questions
The expected price of materials per unit and the expected quantity usage are needed to help determine a standard.
Employees have a different level of experience than standards; the labor market is tighter or looser than expected; contract renegotiation.
Total direct labor variance = (Actual hours × Actual rate) – (Standard hours × Standard rate) or the total direct labor variance is also found by combining the direct labor rate variance and the direct labor time variance.
The difference between the actual and standard amounts of the allocation base cause variable overhead efficiency variance.
Causes may include substandard material, quantity discount, negotiated better price, quantity discount, or price drop.
Causes may include higher-quality material, better-qualified employees, or a change in manufacturing process.
Causes may include less-qualified employees or a change in quality level of employees due to a change in process.